About the job

Full-Stack Developer (FastAPI + Next.js)Location: EU-based (remote)Contract type: B2BWork model: Remote, with in-person weeks at Oslo HQ every two months

About the CompanyAn AI-first scale-up headquartered in Oslo, building sophisticated product experiences powered by the latest in AI tooling. Fast growth, high standards, and a culture of full ownership define how the team operates.

The RoleA true full-stack role with depth on both ends. You'll need strong FastAPI back-end skills combined with substantial Next.js front-end experience. Bonus points if you've built chat or conversational AI interfaces, that's core to what this team delivers.

• ResponsibilitiesBuild and maintain full-stack features across FastAPI back-end and Next.js front-end
• Develop AI-powered product experiences, including chat and conversational interfaces
• Integrate with LangGraph and/or LangChain pipelines on the back-end
• Deliver end-to-end features with minimal hand-holding, from API design to UI implementation

• RequirementsStrong FastAPI back-end experience (same standard as back-end role above)
• Substantial, proven Next.js experience (not just exposure)
• Experience building chat applications or conversational UIs highly preferred
• LangGraph and/or LangChain familiarity preferred
• EU residency required
• Owns their work fully, no coaching, no shortcuts

• What's on OfferCompetitive B2B rate (DOE)
• Fully remote with bi-monthly Oslo in-person weeks (travel covered)
• A role where your work directly shapes AI product experiences used across Europe